/* eslint-disable max-statements */
const IS_LOCAL_PRODUCTION = process.env.LOCAL_PRODUCTION === 'true'

let logged = false
function logOnce(msg) {
  if (logged === false) {
    logged = true
    console.log('\n\n\n')
    console.log(msg)
    console.log('\n\n\n')
  }
}

// vvvvvvv shared with /dist
function getEnvVariable(name, fallback = undefined) {
  return process.env[name] || process.env[name.toUpperCase()] || fallback
}

function getDefaultUrl() {
  switch (true) {
    // dynamic
    case !!getEnvVariable('SERVER_URL'):
      getEnvVariable('SERVER_URL')
    // statically built
    case !!process.env.SERVER_URL:
      return process.env.SERVER_URL
    default: {
      console.warn('getDynamicPaths USING DEFAULT!!!')
      // although we may want to ensure url is baked into bundle in the build
      if (typeof window === 'object') {
        return window.location.protocol + '//' + window.location.host
      } else {
        // throw new TypeError('NO VALID URL CONFIGURED')
      }
    }
  }
}

function getApiUrl() {
  // we want to use the direct value, so it gets code replaced
  const ENV_API_VALUE = process.env.API_URL || getEnvVariable('API_URL', '')
  return ENV_API_VALUE === '""' ? '' : ENV_API_VALUE
}

/**
 * @todo - fix it here !!!!!! this is removing 3000 from localhos
 *         need to remove this and the other bad file and the one in webpack
 */
function getCoreEnvVariables() {
  const API_URL = getApiUrl()
  const HOST =
    IS_LOCAL_PRODUCTION === true ? 'localhost' : getEnvVariable('HOST')
  const PORT = getEnvVariable('PORT', 3000)
  const CLIENT_DEV_PORT = process.env.CLIENT_DEV_PORT
  const SERVER_URL = process.env.SERVER_URL

  const paths = {
    HOST,
    PORT,
    CLIENT_DEV_PORT,
    SERVER_URL,
    API_URL,
  }

  logOnce(paths)
  return paths
}
function getAbsoluteUrl() {
  const { SERVER_URL } = getCoreEnvVariables()
  return getEnvVariable('SERVER_URL', SERVER_URL)
}

function getProxyUrl() {
  const { API_URL } = getCoreEnvVariables()
  return API_URL
}

export {
  getDefaultUrl,
  getAbsoluteUrl,
  getEnvVariable,
  getCoreEnvVariables,
  getProxyUrl,
}
export default {
  getDefaultUrl,
  getAbsoluteUrl,
  getEnvVariable,
  getCoreEnvVariables,
  getProxyUrl,
}